EP2055692A4 - PROCESS FOR PRODUCING 1,2-DIALCOXY-3-FLUOROBENZENE - Google Patents

PROCESS FOR PRODUCING 1,2-DIALCOXY-3-FLUOROBENZENE

Info

Publication number
EP2055692A4
EP2055692A4 EP06783042A EP06783042A EP2055692A4 EP 2055692 A4 EP2055692 A4 EP 2055692A4 EP 06783042 A EP06783042 A EP 06783042A EP 06783042 A EP06783042 A EP 06783042A EP 2055692 A4 EP2055692 A4 EP 2055692A4
Authority
EP
European Patent Office
Prior art keywords
dialcoxy
fluorobenzene
producing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP06783042A
Other languages
German (de)
French (fr)
Other versions
EP2055692A1 (en
Inventor
Mingjian Qiu
Wei Zhang
Zhaohui Chen
Chunshan Zhang
Yali Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Charna Chemicals Ltd
AGC Inc
Original Assignee
Charna Chemicals Ltd
Asahi Glass Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Charna Chemicals Ltd, Asahi Glass Co Ltd filed Critical Charna Chemicals Ltd
Publication of EP2055692A1 publication Critical patent/EP2055692A1/en
Publication of EP2055692A4 publication Critical patent/EP2055692A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/02—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP06783042A 2006-08-25 2006-08-25 PROCESS FOR PRODUCING 1,2-DIALCOXY-3-FLUOROBENZENE Withdrawn EP2055692A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2006/316753 WO2008023438A1 (en) 2006-08-25 2006-08-25 Process for producing 1,2-dialkoxy-3-fluorobenzene

Publications (2)

Publication Number Publication Date
EP2055692A1 EP2055692A1 (en) 2009-05-06
EP2055692A4 true EP2055692A4 (en) 2010-07-07

Family

ID=39106532

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06783042A Withdrawn EP2055692A4 (en) 2006-08-25 2006-08-25 PROCESS FOR PRODUCING 1,2-DIALCOXY-3-FLUOROBENZENE

Country Status (4)

Country Link
US (1) US7928268B2 (en)
EP (1) EP2055692A4 (en)
JP (1) JPWO2008023438A1 (en)
WO (1) WO2008023438A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003039599A1 (en) * 2001-11-06 2003-05-15 Novartis Ag Cyclooxygenase-2 inhibitor/histone deacetylase inhibitor combination
CN1740130A (en) * 2004-08-26 2006-03-01 大连绿源药业有限责任公司 Prepn process of 2-fluoro-6-chlorophenol

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725683A (en) 1983-09-01 1988-02-16 The Dow Chemical Company Fluorophenoxyphenoxypropionates and derivatives thereof
US4550192A (en) * 1983-09-01 1985-10-29 The Dow Chemical Company Fluorophenoxyphenoxypropionates and derivatives thereof
US4634705A (en) * 1984-06-06 1987-01-06 Abbott Laboratories Adrenergic amidines
US5968856A (en) 1996-09-05 1999-10-19 Ivoclar Ag Sinterable lithium disilicate glass ceramic
US5968865A (en) 1997-12-10 1999-10-19 Union Carbide Chemicals & Plastics Technology Corporation Electron donor containing compositions
US6124507A (en) 1997-12-10 2000-09-26 Union Carbide Chemicals & Plastics Technology Corporation Electron donors
NZ528820A (en) 2001-04-19 2007-01-26 Eisai Co Ltd 2-iminopyrrolidine derivatives
EP2444393A1 (en) 2003-02-19 2012-04-25 Eisai R&D Management Co., Ltd. Methods for producing cyclic benzamidine derivatives
JP2005314322A (en) 2004-04-30 2005-11-10 Asahi Glass Co Ltd Method for producing catechol derivatives and precursors thereof
KR20070062520A (en) 2004-08-16 2007-06-15 에자이 알앤드디 매니지먼트 가부시키가이샤 Method for preparing isoindole derivatives

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003039599A1 (en) * 2001-11-06 2003-05-15 Novartis Ag Cyclooxygenase-2 inhibitor/histone deacetylase inhibitor combination
CN1740130A (en) * 2004-08-26 2006-03-01 大连绿源药业有限责任公司 Prepn process of 2-fluoro-6-chlorophenol

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 200708, Derwent World Patents Index; AN 2007-073924, XP002581545 *
See also references of WO2008023438A1 *

Also Published As

Publication number Publication date
JPWO2008023438A1 (en) 2010-01-07
US7928268B2 (en) 2011-04-19
WO2008023438A1 (en) 2008-02-28
US20100286451A1 (en) 2010-11-11
EP2055692A1 (en) 2009-05-06

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Legal Events

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Extension state: AL BA HR MK RS

RIC1 Information provided on ipc code assigned before grant

Ipc: C07C 309/42 20060101ALI20100510BHEP

Ipc: C07C 43/23 20060101ALI20100510BHEP

Ipc: C07C 43/225 20060101ALI20100510BHEP

Ipc: C07C 41/26 20060101ALI20100510BHEP

Ipc: C07C 41/09 20060101ALI20100510BHEP

Ipc: C07C 39/26 20060101ALI20100510BHEP

Ipc: C07C 37/62 20060101AFI20080401BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20100608

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20110627

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CHARNA CHEMICALS LTD.

Owner name: ASAHI GLASS COMPANY, LIMITED

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20140205